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iOS 4 is the fourth major release of the iOS mobile operating system developed by Apple Inc., being the successor to iPhone OS 3.It was announced at the Apple Special Event on April 8, 2010, and released on June 21, 2010. iOS 4 was the first version branded as "iOS" rather than "iPhone OS", [1] due to the release of the iPad.
On April 9, 2003 Today aired live until noon EST when U.S. troops entered Baghdad. Lester Holt filled in for Lauer, hosting alongside Katie Couric. Today coverage was restarted as an NBC News Special Report at 9:12 am EST and Tom Brokaw joined Couric in Studio 1A until taking over the coverage from NBC News headquarters in 30 Rockefeller Plaza ...
Today (also called The Today Show) is an American morning television show that airs weekdays from 7:00 a.m. to 11:00 a.m. on NBC.The program debuted on January 14, 1952. It was the first of its genre on American television and in the world, and after 72 years of broadcasting it is fifth on the list of longest-running United States television serie
Another 2019 study in Science found, "fake news accounted for nearly 6% of all news consumption [on Twitter], but it was heavily concentrated—only 1% of users were exposed to 80% of fake news, and 0.1% of users were responsible for sharing 80% of fake news. Interestingly, fake news was most concentrated among conservative voters."
Android 4.1 Jelly Bean was first unveiled at the Google I/O developer conference on June 27, 2012, with a focus on "delightful" improvements to the platform's user interface, along with improvements to Google's search experience on the platform (such as Knowledge Graph integration, and the then-new digital assistant Google Now), the unveiling of the Asus-produced Nexus 7 tablet, and the ...
An inverse problem in science is the process of calculating from a set of observations the causal factors that produced them: for example, calculating an image in X-ray computed tomography, source reconstruction in acoustics, or calculating the density of the Earth from measurements of its gravity field.
The basic problem considers all trials to be of one "type". The birthday problem has been generalized to consider an arbitrary number of types. [18] In the simplest extension there are two types of people, say m men and n women, and the problem becomes characterizing the probability of a shared birthday between at least one man and one woman ...
As of November 30, 2012, 456 children were enrolled in kindergarten through fourth grade at Sandy Hook Elementary School. [13] The school's security protocols had recently been upgraded, requiring visitors to be individually admitted after visual and identification review by video monitor.